Google released the news on its official blog, classifying the new hack (CVE-2022-1232) as posing a 'High' threat level. It also has a wide impact, with Chrome on Windows, Mac, and Linux all affected.
At the time of writing the post, Google has not disclosed much information about the bug, rather they leave a note on the post saying -
"Access to bug details and links may be kept restricted until a majority of users are updated with a fix. We will also retain restrictions if the bug exists in a third-party library that other projects similarly depend on, but haven’t yet fixed."
The bug is tracked as CVE-2022-1232 is a Type Confusion in V8 with a severity level of High. It is reported by Sergei Glazunov of Google Project Zero on 2022-03-30 - Google says. Currently, accessing the report page of the bug is restricted.
Chrome Stable channel has been updated to 100.0.4896.75 for Windows, Mac, and Linux which will roll out over the coming days/weeks. To check for the update, click the three dots in the top right corner of the browser and navigate to Settings > Help > About Google Chrome.